Lighter-than-air aircraft



2 SheetsShcet 1 I Mardi 6, 1928.

B. N. WALLlS ET AL LIGHTER-THAN -AIR AIRCRAFT Filed Sept. 17, 1927 March6, 1928.

B. N. WALLIS ET AL LIGHTER-THAN-Am AlRcRAFT Filed Sept. 17. 192'? 2Sheets-Sheet 24 Y yaircraft.`

f airship.

not only from lout also 'from l phone hables, etc'.y

y gine 'car of an vairship 'is eon'strnc'ted inl two Paiemed Mgr. .6,1.928.-

Lennon;l ENGLAND, Assieno'ns 'ro lAmsHin GUARANTEE .CQMPANY,-L1M1TED,2on

wnspTMINsTn,ENGLANDAJBBITISHComentar;

.'Applicatzonlfgiled September This inventionV relatels'ftor v 5 v Whenitis desiredfto eectff anyrr'epairslto the engines ofexistingpa1rsh1psjwlnchjare of such a4 nature that' they cafnfr'i'otbe'carried jout 1n situ, orto rennoveand.repl'aee' gine,

it is necessary before'.` theengine cai. bev lowered totheground,.tofdieeonnect it the drag and'sisjgiensionwiresv, the controlspfuel pipes.; elecj.- tric wires,' water'- pipes,V telegraph `vandtell'fromfthey ear-'to 'the According the ep` or -more sections,comprising'vv agp'efrmanent `section tojwhih th'edra'g wiresandfsus'p'en- ,sion v'v'iifesl arev [connected-and'...which surn- CID `and' rear propellers'a` 4 also be p'rovided'in l l 'clearly understoodand ,seetion, containing etc. in. the permanent section. Y

l'ronnds the 'acoes'sLftrnnk,` said `.permanent 'the'radiatoigQcontrolstelegraphs, starting engine ,j 'or .other perm'a-l nent fixtures Io`rfconnections to-'the airship, and ay removable seetion which 'contains'the engine and its propeller,- anolf-vvhiehl iside-l tachably connectedto' the lpermanenti..section lso that, when necessary7 `it can` 'beremovedv without. disturbing they controls and yfixturesk singleremovable section two removablese'c- Vtions maybe lprovided *and locatedat each end' of the permanent -sectionfeach section containing 'l anengine and its propeller, i `and' each sectionfbei'ngdetaohably'connected 'to the permanent se'ztion.A In cases where eachengine car hasa pairjfof singlejradiator may the centre-p()rtion', Kpermanent* section', landi located at the "hull 'of the car inthe' slipvstream engines,

the hull of the engine'car, Y l .v

In order that the said invention may be. readily carried into. effect,the/same will now ybe describedfmore fully with reference-'to theaccompanying'V drawing in which'--' i V Figure l is aypartlydiagrammatic eleva'-l tion of an engine car constructed accordingto one embodiment yofthe and provided .with a permanent sectionjandl twodetachable -sections.'y

Figure 2'fis a plan view,. sectional end view of Figure l.

ma Figure s is a can:

' lfQvide'd' extending 'as shownffr engines' andi-forward i radiatore?fis s oir-*the :between both. the Aradiator being 'adjnstable so .thatit can be raised orV lowered relatively to ously vprovided for a pairgine present, invention v i .gine'fcar Inlay 'li/Hein@ Cars and@ is.@diable fear a@ if :and moana-drag.wires@ oar to' 'the hull 'oftheairship."4 cess" trunk bylwhich'.icommunioat abfle forjwardl portionfBis '.seenredf to the. Vpermanent'"sectionA fin'V any for @X21-111916,'.by means 0f v*is providedV wiV andi prepeller- 'to the fseton fait@Sadsece tofbe nncoupled atthei'rendswhenthe rear ,fpor'tion' Gis l beingremovedlf i b3 lis "onejofgthe' 'tie rods alsofprovided .atfthe yfrontportion B,

section'. A; is need; with'.

:The :permanent ra'diat(5r"'a4A adapted-to beraisedjor loweredrelatively@ the landf', in' the lowered; position where .it is situatedVwhen'tin p marient fsectioni As the y radiator a is radiator loismallerv area thany thosezprevr employed. rFvurthermore,

stops theradi'ator a* of engines can b'e if the forward ent-.

provides a-suiicient' cooling area? for"l `the rear engine 1 BARNES.Nnvrnnn wAnLi'sf ANDoHAnnsmENNrsToNfIBURNY; lor I-w.'Es'rmins'rim,

The detachable portion independent'- engine'l 0 f,

d, linfa" Ysimilar Tmannerf 'detaChably-f'connectedI ,80p i j.

0262 'of any. suitableleonstructionl., 303,0? are l A'infthlel"slipfstifeamv forward' l 'propeller 'l'i4 'and in `dotted."lines'at 'Figure 'l 'the'raised"piositioni'within the per#v '95 fsituated in the slip` stream it is subjected to 'a relatively'hig'h windSpeed so that a .Single Vloowhile'if the rearengine@sto'ps,jtlie'.radiator i .exposed tothe wind' stream. Thecentrally can 'be raised'into'the permanent portionA of the englne cansoas to reducethefsnrface.

located `and perir'ianent portion A'of the en-j be provided withattachments ,w i

`or other fixtures for accommodating a Winch,

shear legs, pulleys, etc., so that the detachable engine ysection can besupported vfrom the permanent section While being detached therefrom andloweredv away. In the example shown a pair of shear legs d are provided,the lower ends .of which are adapted to be vtemporarily secured totixturcs in the permanent section A. The sh/ear legs (Z, l carry apulley d and a pulley block Z2 from whichv the Winding rope dlg extendsto a winch (Z4, mounted, in the eX- ainple shown, inthe top ofthe dynamoE in the permanent section A. The top coivling 'et of the portion Bisremovable in the way of the shear legs d, d, dt a tie rodffor the shearlegs (Z, (Z, ivhiclris temporarily yse- Ciiredto the permanent portionAvwhile fixingt'lie shear legs in position. similar arrangement offittings' for a pair ot shear legs is also provided for dealing with theremovable section B.

The'detachable portions B and@ of thel engine car maybe providedwithbuffers for preferably vwith attachments for a set vof Wheels (notshown) so that prior to the .-reinovalof the said detachable portions 'Band. C the Wheels can be located onthe axle sockets or other ybearingsprovided therefor. The engine car can then be lowered by the shear legsd, Z onto thewheels which Vfulfill thecoinbined fnnctionof acting asbuffers and also enabling the vdetachable portion of the engine carWhich contains the engine to be Wheeledy away.

l`By reason of the `present invention yan engine and its propeller can`expeditiously be removed from the engine car o f an airship Withoutinterfering with the controls,

mated, a adm-as of ai@ use of a Single miiator arranged in the slipstream between the propellers so that a radiator of smaller size ,thanhas heretoforeV been necessary to cool a-pair of engines can be'employed. Whatvve elaim'and desirefto s'ecureby Letters Patent of theUnited StatesV is 1 1. An engine car for an airship, comprising apermanent section to which vthe drag Wires and suspension Wiresareeonnecte'dand which surrounds theaccess trunk to the airship and aremovable .section which contains etc. in the permanent section.y l

2. Anengine car for anair'ship, comprisapermanent'section lto which thedrag Wires and suspension Wires are connected and which surrounds theaccesstrunk to the air- ,the engine and its propeller andwhichis`detachably connected to the permanent'section so `that 'when necessaryit can be removed Without disturbing the controls and fixtures ship` andtwo vsectionslocated respectively at Y Y ea'chend of the permanentsection, each" of saidl sections containing an rengine'a'n'djitspropeller and being .detachably connected to the peimanentlseetion, f

' 3, An engine car ferien airship, provided forward vand With a pair' ofengines and with rear p iopellers,'together Witlrasingle radiatorlocated atthe hull of the engine car in the slip 'streambetween Vboth,Vengines, the

radiator being adjustable so that itcan .be

'raised or lowered relatively to thel hull of the engine car for thepurpose specified.

Ll. An engine car fo'ranairship' as claimed Y in claim l, in which thedetachable" portion thereof is provided With buffers.

5. Anengine car for4 an airship as elai'med in'claiin 1, in' which kthedetachable portion thereof is provided ivithfatt'vaclnnents for a set ofvWheels for thejpuipose specified.

6. An engine car for an airsliip as claimed in claim l, `in V which therpermanent section is provided Withfme'ansfor 'accommodating a Winch,shear legs, pulleys and the like so that the detachable engine sectioncan be supported from the permanent section, While being ydetachedtherefrom landQlcnizfered away.

" BARNES'NEVILLE-WALLis.

CHARLES nnNNisr'oN Benner.

